beremiz

fix problem when Beremiz is running without matiec installed

2017-08-25, Andrey Skvortsov
492e2cd6157e
fix problem when Beremiz is running without matiec installed

set matiec settings only once on first use of ProjectController class and give
user-friendly message on compilation about missing matiec
installation.


Traceback (most recent call last):
File "Beremiz.py", line 197, in
beremiz.Start()
File "Beremiz.py", line 192, in Start
self.CreateApplication()
File "Beremiz.py", line 130, in CreateApplication
self.BackgroundInitialization()
File "Beremiz.py", line 137, in BackgroundInitialization
self.ImportModules()
File "Beremiz.py", line 176, in ImportModules
import BeremizIDE
File
"BeremizIDE.py", line 76, in
from ProjectController import ProjectController, GetAddMenuItems,
MATIEC_ERROR_MODEL, ITEM_CONFNODE
File
"ProjectController.py", line 177, in
iec2c_cfg = Iec2CSettings()
File
"ProjectController.py", line 101, in __init__
self.ieclib_c_path = self.findLibCPath()
File
"ProjectController.py", line 135, in findLibCPath
os.path.join(self.ieclib_path, "C"),
File "/usr/lib/python2.7/posixpath.py", line 70, in join
elif path == '' or path.endswith('/'):
AttributeError: 'NoneType' object has no attribute 'endswith'
#!/usr/bin/env python
# -*- coding: utf-8 -*-
# This file is part of Beremiz, a Integrated Development Environment for
# programming IEC 61131-3 automates supporting plcopen standard and CanFestival.
#
# Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD
#
# See COPYING file for copyrights details.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
import wx
import wx.lib.agw.customtreectrl as CT
from util.BitmapLibrary import GetBitmap
# Customize CustomTreeItem for adding icon on item left
CT.GenericTreeItem._ExtraImage = None
def SetExtraImage(self, image):
self._type = (1 if image is not None else 0)
self._ExtraImage = image
CT.GenericTreeItem.SetExtraImage = SetExtraImage
_DefaultGetCurrentCheckedImage = CT.GenericTreeItem.GetCurrentCheckedImage
def GetCurrentCheckedImage(self):
if self._ExtraImage is not None:
return self._ExtraImage
return _DefaultGetCurrentCheckedImage(self)
CT.GenericTreeItem.GetCurrentCheckedImage = GetCurrentCheckedImage
class CustomTree(CT.CustomTreeCtrl):
def __init__(self, *args, **kwargs):
CT.CustomTreeCtrl.__init__(self, *args, **kwargs)
self.BackgroundBitmap = None
self.BackgroundAlign = wx.ALIGN_LEFT | wx.ALIGN_TOP
self.AddMenu = None
self.Enabled = False
self.Bind(wx.EVT_SCROLLWIN, self.OnScroll)
self.Bind(wx.EVT_LEFT_UP, self.OnLeftUp)
def SetBackgroundBitmap(self, bitmap, align):
self.BackgroundBitmap = bitmap
self.BackgroundAlign = align
def SetImageListCheck(self, sizex, sizey, imglist=None):
CT.CustomTreeCtrl.SetImageListCheck(self, sizex, sizey, imglist=None)
self.ExtraImages = {}
for image in ["function", "functionBlock", "program"]:
self.ExtraImages[image] = self._imageListCheck.Add(GetBitmap(image.upper()))
def SetItemExtraImage(self, item, bitmap):
dc = wx.ClientDC(self)
image = self.ExtraImages.get(bitmap)
if image is not None:
item.SetExtraImage(image)
else:
item.SetExtraImage(None)
self.CalculateSize(item, dc)
self.RefreshLine(item)
def SetAddMenu(self, add_menu):
self.AddMenu = add_menu
def Enable(self, enabled):
self.Enabled = enabled
def GetBitmapRect(self):
client_size = self.GetClientSize()
bitmap_size = self.BackgroundBitmap.GetSize()
if self.BackgroundAlign & wx.ALIGN_RIGHT:
x = client_size[0] - bitmap_size[0]
elif self.BackgroundAlign & wx.ALIGN_CENTER_HORIZONTAL:
x = (client_size[0] - bitmap_size[0]) / 2
else:
x = 0
if self.BackgroundAlign & wx.ALIGN_BOTTOM:
y = client_size[1] - bitmap_size[1]
elif self.BackgroundAlign & wx.ALIGN_CENTER_VERTICAL:
y = (client_size[1] - bitmap_size[1]) / 2
else:
y = 0
return wx.Rect(x, y, bitmap_size[0], bitmap_size[1])
def OnLeftUp(self, event):
if self.Enabled:
pos = event.GetPosition()
item, flags = self.HitTest(pos)
bitmap_rect = self.GetBitmapRect()
if ((bitmap_rect.InsideXY(pos.x, pos.y) or
flags & wx.TREE_HITTEST_NOWHERE) and self.AddMenu is not None):
wx.CallAfter(self.PopupMenuXY, self.AddMenu, pos.x, pos.y)
event.Skip()
def OnEraseBackground(self, event):
dc = event.GetDC()
if not dc:
dc = wx.ClientDC(self)
rect = self.GetUpdateRegion().GetBox()
dc.SetClippingRect(rect)
dc.Clear()
bitmap_rect = self.GetBitmapRect()
dc.DrawBitmap(self.BackgroundBitmap, bitmap_rect.x, bitmap_rect.y)
def OnScroll(self, event):
wx.CallAfter(self.Refresh)
event.Skip()
def OnSize(self, event):
CT.CustomTreeCtrl.OnSize(self, event)
self.Refresh()